<template>
  <div>
    <el-upload
      :action="useOss ? ossUploadUrl : minioUploadUrl"
      :data="useOss ? dataObj : null"
      list-type="picture"
      :headers="headers"
      :multiple="false"
      :show-file-list="showFileList"
      :file-list="fileList"
      :before-upload="beforeUpload"
      :on-remove="handleRemove"
      :on-success="handleUploadSuccess"
      :on-preview="handlePreview"
    >
      <el-button size="small" type="primary">导入</el-button>
      <!--<div slot="tip" class="el-upload__tip">{{ tip }}</div>-->
    </el-upload>
    <!--<el-dialog :visible.sync="dialogVisible">-->
    <!--<img width="100%" :src="fileList[0].url" alt="">-->
    <!--</el-dialog>-->
  </div>
</template>
<script>
import { getToken } from '@/utils/auth'
export default {
  name: 'SingleUpload',
  props: {
    value: String,
    tip: {
      type: String,
      default: '只能上传jpg/png文件，且不超过10MB'
    }
  },
  computed: {
    imageUrl () {
      return this.value
    },
    imageName () {
      if (this.value != null && this.value !== '') {
        return this.value.substr(this.value.lastIndexOf('/') + 1)
      } else {
        return null
      }
    },
    fileList () {
      return [{
        name: this.imageName,
        url: this.imageUrl
      }]
    },
    showFileList: {
      get: function () {
        return this.value !== null && this.value !== '' && this.value !== undefined
      },
      set: function (newValue) {
      }
    }
  },
  data () {
    return {
      dataObj: {
        policy: '',
        signature: '',
        key: '',
        ossaccessKeyId: '',
        dir: '',
        host: '',
        userId: this.$store.getters.userId || '',
        userName: this.$store.getters.userName || ''
        // id:
        // callback:'',
      },
      dialogVisible: false,
      useOss: true, // 使用oss->true;使用MinIO->false
      // ossUploadUrl: 'http://macro-oss.oss-cn-shenzhen.aliyuncs.com',
      ossUploadUrl: '/zdmanage/member/userImport',
      minioUploadUrl: 'http://localhost:8080/minio/upload',
      headers: {
        Authorization: getToken()
      }
    }
  },
  methods: {
    emitInput (val) {
      this.$emit('input', val)
    },
    handleRemove (file, fileList) {
      this.emitInput('')
    },
    handlePreview (file) {
      this.dialogVisible = true
    },
    beforeUpload (file) {
      // const _self = this
      // if (!this.useOss) {
      //   // 不使用oss不需要获取策略
      //   return true
      // }
      // return new Promise((resolve, reject) => {
      //   policy().then(response => {
      //     _self.dataObj.policy = response.data.policy
      //     _self.dataObj.signature = response.data.signature
      //     _self.dataObj.ossaccessKeyId = response.data.accessKeyId
      //     _self.dataObj.key = response.data.dir + '/${filename}'
      //     _self.dataObj.dir = response.data.dir
      //     _self.dataObj.host = response.data.host
      //     // _self.dataObj.callback = response.data.callback;
      //     resolve(true)
      //   }).catch(err => {
      //     console.log(err)
      //     reject(false)
      //   })
      // })
    },
    handleUploadSuccess (res, file) {
      if (res.code === 200) {
        this.$message({
          showClose: true,
          message: '导入成功',
          type: 'success'
        })
      } else {
        this.$message({
          showClose: true,
          message: res.message,
          type: 'error'
        })
      }

      this.showFileList = true
      this.fileList.pop()
      // let url = this.dataObj.host + '/' + this.dataObj.dir + '/' + file.name
      let url = file.response.data
      if (!this.useOss) {
        // 不使用oss直接获取图片路径
        url = res.data.url
      }
      this.fileList.push({ name: file.name, url: url })
      this.emitInput(this.fileList[0].url)
    }
  }
}
</script>
<style>
</style>
